Some people celebrate Hanuman Jayanti on Chaitra Purnima (i.e. today), whereas some of them celebrate it on Kartik Krishna Chaturdashi. The dates vary from the region-to-region, as per their beliefs. On this day, all Hanuman temples become crowded and Puja get started early in the morning. People worship Lord Hanuman as a symbol of energy, strength, and power. Moreover, chanting Hanuman Mantras is 1000 times more effective on this day. Visit here to know more about Hanuman Jayanti and Muhurat for your city: Hanuman Jayanti For You